Nitroparaffin
[机] 硝基烷烃
🗣️ 情景例句
This place really sucks. I want to go somewhere else.
这地方真差。我想到别处去。
Should I take the bus?
要乘公共汽车吗？
Oxygen is widely used in ship repairs for cutting and joining metal plates or pipes.
在船舶修理过程中，常常使用氧气切割和焊接金属板或金属管。